Last week we have seen hype from the jailbreak hackers about the iOS 5 jailbreak, they release updates to their tools which adds the ability of jailbreaking iOS 5 but only tethered boot, means on every reboot of device you have connect your device with computer and kick out it from the loop hole, but now thanks to the sharp minded iH8sn0w jailbreak hacker behind the windows based popular jailbreak tool “Sn0wbreeze” has just kicked out an update to its software which brings the untethered jailbreak on iOS 5 for iPhone 3GS. As we know iOS 5 is in the beta 1 stage, and Sn0wbreeze beta 2 is the first method available to do untethered jailbreak of iOS 5 on iPhone 3GS.

Well, this jailbreak is still limited to the users who are on the old bootrom of iPhone 3GS, because old bootrom has still security flaw which allow hacks to do untethered jailbreak. To perform untethered jailbreak of iOS 5 on iPhone 3GS, all you need to do is firstly download the latest version of Sn0wbreeze 2.8 beta 2, and then heads to our previously covered tutorial of iOS jailbreaking with Sn0wbreeze on Windows